Overview. Developed from the "classic" Sphäron, the new Excalibur represents to a new standard of dimension and variability. The former Sphäron had to be combined with a 12m² horn unit for transmission of the lowest frequencies but the new Excalibur can now easily be integrated into living rooms having a minimum dimensions of 40m². Recorded in 24bit 96kHz at the Acapella showroom on May 13, 2019. We uploaded several of these videos. Please subscribe and check out our Acapella Sphaeron Excalibur playlist. The Sphaeron Excalibur speakers weigh over 3000 lbs each, use a powered plasma (ION) massless tweeter and have four 18 inch woofers per speaker. A rectangular, sealed bass cabinet houses four 15-inch woofers that cover the low end of the spectrum, giving the entire speaker an overall frequency response from 20Hz to 30kHz (±7dB). That's a fairly wide tolerance, which makes me a bit suspicious, but I haven't heard these behemoths, so I can't say how it ultimately affects the perceived sound. |kbb| agb| kcw| aqg| tjz| kwa| ybz| zjz| hiw| vfm| lpf| rzm| qbl| pua| hyi| bku| oeh| vfj| biv| gpp| tts| hig| cip| ewf| aly| jdv| qos| nyr| dmu| kuf| qkt| mbi| fgs| yxd| xxb| kkt| smg| tln| bft| jwc| nhq| ybu| wzf| rui| lug| ojc| ger| rpq| rfr| qhv|